a belief that can guide behavior; "the architect has a theory that more is less"; "they killed him on the theory that dead men tell no tales"

a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena; "theories can incorporate facts and laws and tested hypotheses"; "true in fact and theory"

a personal belief or judgment that is not founded on proof or certainty; "my opinion differs from yours"; "what are your thoughts on Haiti?"

the legal document stating the reasons for a judicial decision; "opinions are usually written by a single judge"

a message expressing a belief about something; the expression of a belief that is held with confidence but not substantiated by positive knowledge or proof; "his opinions appeared frequently on the editorial page"

the ability to respond to affective changes in your interpersonal environment

the ability to respond to physical stimuli or to register small physical amounts or differences; "a galvanometer of extreme sensitivity"; "the sensitiveness of Mimosa leaves does not depend on a change of growth"

(physiology) responsiveness to external stimuli; the faculty of sensation; "sensitivity to pain"

the meaning of a word or expression; the way in which a word or expression or situation can be interpreted; "the dictionary gave several senses for the word"; "in the best sense charity is really a duty"; "the signifier is linked to the signified"

comprehend; "I sensed the real meaning of his letter"

become aware of not through the senses but instinctively; "I sense his hostility"

detect some circumstance or entity automatically; "This robot can sense the presence of people in the room"; "particle detectors sense ionization"